Buffalo Sabres goaltender Alex Lyon didn’t just stop Viktor Arvidsson on a pivotal penalty shot — he made sure the Bruins forward heard about it afterward, too, a moment that perfectly captured the swagger, resilience, and edge fueling Buffalo’s unlikely playoff run.

The save itself was dramatic enough. Arvidsson came in with a chance to extend Boston’s lead in Game 3 of Buffalo’s first-round series, only for Lyon to get enough of the attempt with his blocker to send the puck harmlessly wide. But the real statement came seconds later, when Lyon turned toward the veteran winger and chirped him on the way past the crease.

For Lyon, it wasn’t showmanship for the cameras. It was survival instinct.

“I think when you’re young, it’s easy to get intimidated by the moment,” Lyon told AP afterward. “But once you start thinking about it in terms of the game, it’s about winning and losing at the end of the day.”

At 33 years old and making his first career playoff start for Buffalo, Lyon looked nothing like a goalie overwhelmed by the spotlight. If anything, he looked energized by it.

The Sabres were desperate for stability after Ukko-Pekka Luukkonen struggled in a Game 2 loss to Boston, and Lyon responded by completely changing the tone of Buffalo’s postseason. Since taking over, he’s gone 4-1 while emerging as one of the NHL playoffs’ biggest surprises.

Heading into Friday’s Game 2 against the Montreal Canadiens, Lyon owned a sparkling 1.30 goals-against average and a .950 save percentage — numbers that ranked among the postseason’s elite for goalies with at least five starts.

The performance has only strengthened what teammates and coaches already believed about him: Lyon thrives in chaos.

There’s a frantic, almost reckless competitiveness to the way he plays. He battles through broken sequences, scrambles across the crease when plays appear dead, and refuses to quit on shots most goaltenders would concede. Earlier in the playoffs, he even threw himself into a near-somersault recovery to get a piece of a dangerous chance from Morgan Geekie.

That refusal to surrender has become contagious inside Buffalo’s locker room.

“I really love guys like that — hates to lose and wants their opponents to look bad,” captain Rasmus Dahlin told AP. “I really feed off that. He loves big moments. That’s when he thrives.”

Sabres coach Lindy Ruff described Lyon’s energy as “infectious,” praising the emotional spark he brings to the bench every night.

“Every goalie has their own personality, and his personality has a lot of fire in it,” Ruff told AP. “He’s a character and it’s something the group likes.”

Lyon’s path to this moment makes the rise even more compelling.

Undrafted out of Yale University, the Minnesota native spent years grinding through the uncertainty of professional hockey, bouncing between organizations and leagues while trying to prove he belonged. Before finally carving out a consistent NHL role, he endured long stretches in the minors and stops with Philadelphia, Carolina, Florida, and Detroit.

Nothing came quickly. Nothing came easily.

And somewhere through the instability, Lyon said he learned how to stop letting bad stretches consume him.

“It probably dawned on me five or six years ago, that if you just continue to keep pushing through the bad times, it will always turn around for the better,” Lyon told AP.

That mindset left a lasting impression on Ryan Warsofsky, who coached Lyon with the AHL’s Chicago Wolves during their Calder Cup championship season in 2022.

“Did not want to give up the net,” Warsofsky told AP. “Every day he was the same guy. It just shows you that everyone develops a little bit differently on different timelines.”

Now, after nearly a decade of fighting for opportunities, Lyon suddenly finds himself at the center of Buffalo’s playoff resurgence — not because of pedigree or hype, but because he refused to disappear when hockey kept testing him.And judging by the grin he flashed after stoning Arvidsson, he’s enjoying every second of proving people wrong.